arboresque \arboresque\ adj.

1. resembling a tree in form and branching structure.

Syn: arboreal, arboreous, arborescent, arboriform, dendriform, dendroid, dendroidal, treelike, tree-shaped. [WordNet 1.5]

Source: The Collaborative International Dictionary of English v.0.48
 

arboresque adj : resembling a tree in form and branching structure; "arborescent coral found off the coast of Bermuda"; "dendriform sponges" [syn: arboreal, arboreous, arborescent, arboriform, dendriform, dendroid, dendroidal, treelike, tree-shaped]

Source: WordNet (r) 2.0